books.google.com - With a new preface by the author, this reissue of Thomas Sowell's classic study of decision making updates his seminal work in the context of "The Vision of the Anointed." Sowell, one of America's most celebrated public intellectuals, describes in concrete detail how knowledge is shared and disseminated...http://books.google.com/books/about/Knowledge_and_Decisions.html?id=4kqTMrEKWXoC&q=ideological&utm_source=gb-gplus-shareKnowledge and Decisions